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TOWLOWER(3)                Library Functions Manual                TOWLOWER(3)

NAME
     towlower, towupper - wide character case letter conversion utilities

LIBRARY
     Standard C Library (libc, -lc)

SYNOPSIS
     #include <wctype.h>

     wint_t
     towlower(wint_t wc);

     wint_t
     towupper(wint_t wc);

DESCRIPTION
     The towlower() function converts an upper-case wide character to the
     corresponding lower-case letter.  The towupper() function converts an
     lower-case wide character to the corresponding upper-case letter.

RETURN VALUES
     If the argument is an upper/lower-case letter, the tolower() function
     returns the corresponding counterpart if there is one; otherwise the
     argument is returned unchanged.

SEE ALSO
     tolower(3), toupper(3)

STANDARDS
     The functions conform to ISO/IEC 9899:1999 ("ISO C99").

NetBSD 10.99                   December 22, 2000                  NetBSD 10.99